1653090552 has 64 divisors (see below), whose sum is σ = 4595673600. Its totient is φ = 550579680.

The previous prime is 1653090541. The next prime is 1653090559. The reversal of 1653090552 is 2550903561.

1653090552 is a `hidden beast` number, since 16 + 5 + 3 + 0 + 90 + 552 = 666.

It is a super-2 number, since 2×1653090552² = 5465416746223329408, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1653090559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357777 + ... + 362367.

It is an arithmetic number, because the mean of its divisors is an integer number (71807400).

Almost surely, 2^1653090552 is an apocalyptic number.

1653090552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1653090552 is an abundant number, since it is smaller than the sum of its proper divisors (2942583048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1653090552 is a wasteful number, since it uses less digits than its factorization.

1653090552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6273 (or 6263 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 36.

The square root of 1653090552 is about 40658.2162914213. The cubic root of 1653090552 is about 1182.4030679782.

The spelling of 1653090552 in words is "one billion, six hundred fifty-three million, ninety thousand, five hundred fifty-two".